I2C basics with Arduino

Transcript

1. I2C basics Munich Arduino Meetup June 2015

2. Communication between Master and Slave http://www.robot-electronics.co.uk/acatalog/ I2C_Tutorial.html Master

3. Temperature http://hackaday.com/2009/01/02/parts- i2c-digital-thermometer-tc74/

4. Example: EEPROM + clock + display http://embedded-lab.com/blog/?p=2583

5. AVR + EEPROM http://www.embedds.com/programming-avr-i2c-interface/

6. I2C with bus pirate http://hackaday.com/2014/12/27/learning-i2c-with-the-bus-pirate/

7. The I2C Learning Shield http://i2c-learning-shield.divshot.io/ U3: Atmel: AT30TS750A (temperature sensor)

   U8: Microchip: MCP7940N (RTC) U7: Microchip: MCP3008 (ADC) U6: Adesto Tech: AT25SF081 (Flash) https://github.com/rheingoldheavy/I2C-Display-Thermometer https://github.com/rheingoldheavy/I2C-Display-Clock

8. Some more devices http://www.ladyada.net/library/i2caddr.html

9. For learning: Bit banging http://hackaday.com/2013/08/11/bitbanging-i2c-by-hand/

10. Basic Signals 1. SCL: For timing and synchronization 2. SDA:

    For address and data https://rheingoldheavy.com/i2c-signals/

11. https://rheingoldheavy.com/changing-the-i2c-library/

12. hacking time